Sample API

Base URL

{{HOST}}/einv-gsp

Authentication

All requests require the user authentication token in the request header.

X-CT-Auth-Token: <YOUR-AUTH-TOKEN-HERE>

To generate an authentication token, please contact ClearTax GST Sales.

You DO NOT have to add client-id and client-secret to the request headers.

API Endpoints

Get Token:

{{HOST}}/einv-gsp/vital/v1.04/auth

Generate E-Invoice:

{{HOST}}/einv-gsp/core/v1.03/Invoice

Cancel E-Invoice:

{{HOST}}/einv-gsp/core/v1.03/Invoice/Cancel

Get E-Invoice By IRN:

{{HOST}}/einv-gsp/core/v1.03/Invoice/irn/{{IRN}}

Get IRN details by Doc. Details

{{HOST}}/einv-gsp/core/v1.03/Invoice/irnbydocdetails?doctype={{DOC_TYPE}}&docnum={{DOC_NO}}&docdate={{DOC_DATE}}

Get GSTIN Details:

{{HOST}}/einv-gsp/vital/v1.03/Master/gstin/{{GSTIN_NO}}

Sync GSTIN Details from CP

{{HOST}}/einv-gsp/vital/v1.04/Master/syncgstin/{{GSTIN_NO}}

Generate E-Waybill By IRN:

{{HOST}}/einv-gsp/eiewb/v1.03/ewaybill

Cancel E-Waybill:

{{HOST}}/einv-gsp/ewb/v1.03/ewayapi

Get EWB Details By IRN

{{HOST}}/einv-gsp/eiewb/v1.03/ewaybill/irn/{{IRN}}

For API request/response payloads, please refer https://einv-apisandbox.nic.in/index.html published by NIC.

Error Codes

In case you have received an error code from NIC, you can check the description of the code here: https://einv-apisandbox.nic.in/api-error-codes-list.html

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